DE2301717A1 - - Google Patents

Info

Publication number
DE2301717A1
DE2301717A1 DE19732301717 DE2301717A DE2301717A1 DE 2301717 A1 DE2301717 A1 DE 2301717A1 DE 19732301717 DE19732301717 DE 19732301717 DE 2301717 A DE2301717 A DE 2301717A DE 2301717 A1 DE2301717 A1 DE 2301717A1
Authority
DE
Germany
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE19732301717
Other languages
German (de)
Other versions
DE2301717B1 (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to DE19732301717 priority Critical patent/DE2301717B1/en
Publication of DE2301717B1 publication Critical patent/DE2301717B1/en
Publication of DE2301717A1 publication Critical patent/DE2301717A1/de
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation
    • C21D1/10—Surface hardening by direct application of electrical or wave energy; by particle radiation by electric induction
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/24—Nitriding
    • C23C8/26—Nitriding of ferrous surfaces
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency
DE19732301717 1973-01-13 1973-01-13 Gas gear nitriding in enclosed space - filled with nitrogen donor atmosphere Pending DE2301717B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19732301717 DE2301717B1 (en) 1973-01-13 1973-01-13 Gas gear nitriding in enclosed space - filled with nitrogen donor atmosphere

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732301717 DE2301717B1 (en) 1973-01-13 1973-01-13 Gas gear nitriding in enclosed space - filled with nitrogen donor atmosphere

Publications (2)

Publication Number Publication Date
DE2301717B1 DE2301717B1 (en) 1974-02-07
DE2301717A1 true DE2301717A1 (en) 1974-02-07

Family

ID=5868981

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19732301717 Pending DE2301717B1 (en) 1973-01-13 1973-01-13 Gas gear nitriding in enclosed space - filled with nitrogen donor atmosphere

Country Status (1)

Country Link
DE (1) DE2301717B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009026935B4 (en) 2009-06-15 2019-05-23 Ema Indutec Gmbh Hardening machine for inductive hardening under inert gas

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009026935B4 (en) 2009-06-15 2019-05-23 Ema Indutec Gmbh Hardening machine for inductive hardening under inert gas

Also Published As

Publication number Publication date
DE2301717B1 (en) 1974-02-07

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Legal Events

Date Code Title Description
B1 Publication of the examined application without previous publication of unexamined application